Kristen Dahlgren shares her battle with breast cancer
05:58NBC’s Kristen Dahlgren has reported many stories, but now she shares a very personal one about herself: How one of her reports helped her find a subtle sign of breast cancer. “It’s definitely the hardest thing I’ve ever been through,” she says. NBC News medical contributor Dr. Natalie Azar joins TODAY to talk about the disease’s signs, symptoms and treatment.